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Do shapefiles have elevation data?
If the shapefile is a polyline or polygon and there is no field that contains the elevation, populate the field manually. If the shapefile has a pointZ and there is no field that contains the elevation, navigate to ArcToolbox > Data Management Tools > Features > Add XY Coordinates. The ‘Elevation’ field is populated.
Where can I get elevation data?
Finding Elevation Data The best known source of free and low-cost DEMs is the USGS. The widely publicized Endeavour mission this past year was most well-known for its SRTM mission which sought to gather topographical data for over 70% of the Earth’s surface.
How to add elevation data to a shapefile?
In the Define Query dialog box, click the Alter Properties button. In the Set Property Alterations dialog box, click Elevation and then click the Expression button . In the Select Data dialog box, verify that the Object Data option is selected, and then select the object data field that you want to use as your elevation data.
How to import data into a Shapefile File?
In the Import window, click in the Data field. In the Attribute Data dialog box, select Create Object Data from Attribute Data and Select Fields that you want written to the object data table. Click OK to close all dialog boxes and import the file.
How do I add elevation data to a property?
In the Set Property Alterations dialog box, click Elevation and then click the Expression button . In the Select Data dialog box, verify that the Object Data option is selected, and then select the object data field that you want to use as your elevation data. Click OK. In the Set Property Alterations dialog box, click Add, and then click OK .
How to create an elevation field in ArcToolbox?
· If the shapefile has a pointZ and there is no field that contains the elevation, navigate to ArcToolbox > Data Management Tools > Features > Add XY Coordinates. This creates an X,Y, and Z field within the point shapefile. Calculate the Elevation field to equal the Z field.